package com.sky.controller.admin;

import com.sky.result.Result;
import com.sky.service.ReportService;
import com.sky.vo.OrderReportVO;
import com.sky.vo.SalesTop10ReportVO;
import com.sky.vo.TurnoverReportVO;
import com.sky.vo.UserReportVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import net.sf.jsqlparser.expression.DateTimeLiteralExpression;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletResponse;
import java.time.LocalDate;
import java.time.LocalDateTime;

@Slf4j
@RestController
@RequestMapping("/admin/report")
@Api(tags = "数据统计相关接口")
public class ReportController {

    @Autowired
    private ReportService reportService;
    /**
     * 统计营业额数据
     * @return
     */
    //要指定参数的日期格式   @DateTimeFormat(pattern = "yyyy-MM-dd") 年月日   LocalDate只有年月日
    @ApiOperation("营业额统计")
    @GetMapping("/turnoverStatistics")
    public Result<TurnoverReportVO> turnoverStatistics(
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end){

        log.info("营业额统计begin:{} end{}",begin,end);
        TurnoverReportVO turnoverReportVO = reportService.turnoverStatistics(begin,end);
        return Result.success(turnoverReportVO);
    }

    /**
     * 用户统计接口
     */
    @GetMapping("/userStatistics")
    @ApiOperation("用户数据统计接口")
    public Result<UserReportVO> userStatistics(
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end){
        log.info("统计用户数据接口 begin:{},end:{}",begin,end);

        return Result.success(reportService.userStatistics(begin,end));
    }

    /**
     * 订单统计接口
     */
    @ApiOperation("订单统计接口")
    @GetMapping("/ordersStatistics")
    public Result<OrderReportVO> ordersStatistics(
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end)
    {
        log.info("统计订单接口 begin:{},end:{}",begin,end);

        return Result.success(reportService.ordersStatistics(begin,end));
    }

    /**
     * top10菜品统计接口
     */
    @ApiOperation("top10菜品接口")
    @GetMapping("/top10")
    public Result<SalesTop10ReportVO> top10(
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end)
    {
        log.info("top10菜品接口 begin:{},end:{}",begin,end);

        return Result.success(reportService.top10(begin,end));
    }


    /**
     * 导出excel文件
     */
    @GetMapping("/export")
    @ApiOperation("导出excel数据报表")
    public void report(HttpServletResponse response){    //response用于接收下载流
        log.info("导出excel数据");
        reportService.exportBussinessData(response);
    }
}
